tungsten
英 ['t??st(?)n]
美['t??st?n]
- n. [化學(xué)] 鎢（一種金屬元素）
暢通詞匯
中文詞源
tungsten 鎢
由該金屬元素發(fā)現(xiàn)者 18 世紀瑞典化學(xué)家 Karl Wilhelm Scheele 根據(jù)瑞典語創(chuàng)造出來的詞，來 自 tung,重的，sten,石頭，詞源同 stone.
英文詞源
- tungsten (n.)
- rare metallic element, 1796, from Swedish tungsten "calcium tungstate," coined 1780 by its discoverer, Swedish chemist Karl Wilhelm Scheele (1742-1786) from tung "heavy" + sten "stone" (see stone (n.)). The word was used earlier as the name for calcium tungstate (1770). Atomic symbol W is from Latin wolframium, from German Wolfram "iron tungstate" (see wolfram).
雙語例句
- 1. Tungsten is classified among the metals.
- 鎢歸入金屬類.
來自《現(xiàn)代漢英綜合大詞典》
- 2. A glass or quartz tube has tungsten electrodes sealed in each end.
- 兩根鎢絲電極是封在玻璃管或石英管的兩端.
來自辭典例句
- 3. The tungsten shines and gives a good light.
- 鎢絲發(fā)亮而射出耀眼的光芒.
來自辭典例句
- 4. We make an electron gun which consists of a tungsten wire heated by an electric current.
- 我們制造了一把電子槍,它包括一根用電流加熱的鎢絲.
來自辭典例句
- 5. High frequency directs the arc, cannot produce the phenomenon of clamping tungsten.
- 高頻引弧, 不會產(chǎn)生夾鎢現(xiàn)象.
來自互聯(lián)網(wǎng)